Gut hormones and the first meals.
D000222:Adaptation, Physiological; D000328:Adult; D000375:Aging; D004064:Digestive System / Q000254:growth & development; D005502:Food; D005768:Gastrointestinal Hormones / Q000097:blood / Q000502:physiology*; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D010288:Parenteral Nutrition
D005768:Gastrointestinal Hormones